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Expand Size: 85*42*86cmFolded size: 34*42*88cmPacking size:47*36*90cm Front Specifications: 8 inchesRear wheel specifications: 6.22 inchesBattery Type:18650 Lithium battery Voltage: 36V 7.2AHMileage: 25kmMaximum speed:20km / h Charging time